Information System Security Engineer (ISSE) - TS/SCI FSP

Company: Tenica and Associates LLC
Location: Herndon
Posted on: February 16, 2026

Job Description:

Job Description Job Description Information System Security Engineer (ISSE) TS/SCI FSP Department: Government Customer- Herndon Location: Herndon, VA Information System Security Engineer Minimum Qualifications: Five or more (5) years’ experience maintaining security posture of Sponsor compute environments, including cloud environments. Experience managing the full lifecycle of, and workflows for, security accreditation projects under the ICD-503 Rev. 4 framework. Extensive knowledge of Sponsor’s information system security policies, and risk management framework. Five or more (5) years’ experience creating and maintaining system security plans (SSP) and other security relevant documentation for computer systems and applications. Desired Qualifications: Demonstrated ability to effectively engage with Sponsor Information System Security Managers (ISSMs) to ensure security compliance of systems. Experience obtaining IC reciprocity for at least one security accreditation project. TENICA is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

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